105
FNCA52 TJSJ 140730
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
330 AM AST TUE APR 14 2026
DISCUSSION
NO FIRE DANGER IS EXPECTED TODAY.
PRZ014-142000-
SOUTHEAST COASTAL PLAINS-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 60 70
TEMP (24H TREND) 85 (+1) 68 (-2) 86
RH % (24H TREND) 65 (-4) 95 (+1) 63
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 E 9
WIND 20FT/LATE(MPH) E 9 NE 6 SE 11
MIXING HGT(FT-AGL/MSL)4210 4830
TRANSPORT WND (MPH) SE 1 SE 12
VENT RATE (KT-FT) 4210 48300
DISPERSION 3 5
DSI 4 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ015-142000-
SOUTHERN HILLS-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 80 70
TEMP (24H TREND) 81 (+2) 64 (-3) 82
RH % (24H TREND) 70 (-5) 98 (+3) 69
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 E 9
WIND 20FT/LATE(MPH) E 5 LGT/VAR SE 9
MIXING HGT(FT-AGL/MSL)4690 5300
TRANSPORT WND (MPH) E 1 SE 12
VENT RATE (KT-FT) 4690 53000
DISPERSION 4 5
DSI 3 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ016-142000-
NORTH COASTAL PLAINS-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER CLOUDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 70 80
TEMP (24H TREND) 84 (0) 67 (-2) 85
RH % (24H TREND) 66 (-4) 100 (+1) 63
WIND 20FT/EARLY(MPH) E 8 E 9 E 8
WIND 20FT/LATE(MPH) E 9 SE 6 E 13
MIXING HGT(FT-AGL/MSL)3510 4820
TRANSPORT WND (MPH) NE 5 SE 9
VENT RATE (KT-FT) 14040 38560
DISPERSION 5 5
DSI 5 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ017-142000-
NORTHERN HILLS-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 80 90
TEMP (24H TREND) 83 (+1) 65 (-2) 84
RH % (24H TREND) 67 (-6) 99 (0) 66
WIND 20FT/EARLY(MPH) E 6 E 8 SE 6
WIND 20FT/LATE(MPH) E 9 SE 5 E 10
MIXING HGT(FT-AGL/MSL)4160 5440
TRANSPORT WND (MPH) E 2 SE 8
VENT RATE (KT-FT) 8320 38080
DISPERSION 5 5
DSI 5 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ018-142000-
WEST COAST-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 100 90 50
TEMP (24H TREND) 85 (0) 67 (-2) 86
RH % (24H TREND) 66 (-5) 99 (+3) 65
WIND 20FT/EARLY(MPH) E 11 NE 11 SE 10
WIND 20FT/LATE(MPH) SE 10 E 9 SE 11
MIXING HGT(FT-AGL/MSL)4210 4850
TRANSPORT WND (MPH) NE 3 SE 12
VENT RATE (KT-FT) 12630 48500
DISPERSION 5 5
DSI 5 4 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ019-142000-
EASTERN INTERIOR-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 90 90 80
TEMP (24H TREND) 82 (+1) 65 (-3) 83
RH % (24H TREND) 70 (-3) 100 (+1) 65
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SE 8
WIND 20FT/LATE(MPH) E 6 LGT/VAR SE 11
MIXING HGT(FT-AGL/MSL)4440 5680
TRANSPORT WND (MPH) E 2 SE 12
VENT RATE (KT-FT) 8880 56800
DISPERSION 3 5
DSI 5 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ022-142000-
LUQUILLO MOUNTAIN RANGE-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 80 90
TEMP (24H TREND) 77 (0) 64 (-3) 79
RH % (24H TREND) 72 (-6) 100 (0) 70
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SE 8
WIND 20FT/LATE(MPH) SE 5 LGT/VAR SE 10
MIXING HGT(FT-AGL/MSL)4010 5010
TRANSPORT WND (MPH) SE 2 SE 12
VENT RATE (KT-FT) 8020 50100
DISPERSION 3 5
DSI 4 0 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ023-142000-
CENTRAL MOUNTAIN RANGE-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 90
TEMP (24H TREND) 80 (+2) 62 (-3) 81
RH % (24H TREND) 69 (-6) 100 (+3) 69
WIND 20FT/EARLY(MPH) NE 8 E 9 SE 6
WIND 20FT/LATE(MPH) SE 9 E 6 SE 8
MIXING HGT(FT-AGL/MSL)4830 5960
TRANSPORT WND (MPH) SE 2 SE 9
VENT RATE (KT-FT) 9660 47680
DISPERSION 5 5
DSI 3 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ024-142000-
CAYEY MOUNTAIN RANGE-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 70 80
TEMP (24H TREND) 78 (+1) 64 (-2) 79
RH % (24H TREND) 75 (-3) 100 (0) 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR E 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SE 8
MIXING HGT(FT-AGL/MSL)4360 5350
TRANSPORT WND (MPH) E 2 SE 12
VENT RATE (KT-FT) 8720 53500
DISPERSION 3 5
DSI 6 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ025-142000-
VIEQUES-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER CLOUDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 80 80
TEMP (24H TREND) 85 (0) 72 (+1) 85
RH % (24H TREND) 59 (-5) 92 (-5) 60
WIND 20FT/EARLY(MPH) LGT/VAR E 5 SE 8
WIND 20FT/LATE(MPH) SE 5 LGT/VAR SE 11
MIXING HGT(FT-AGL/MSL)2470 3540
TRANSPORT WND (MPH) E 6 E 9
VENT RATE (KT-FT) 12350 28320
DISPERSION 3 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ026-142000-
CULEBRA-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 80
TEMP (24H TREND) 85 (0) 72 (0) 86
RH % (24H TREND) 60 (-5) 92 (-5) 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SE 9
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SE 11
MIXING HGT(FT-AGL/MSL)2640 3550
TRANSPORT WND (MPH) E 2 E 10
VENT RATE (KT-FT) 5280 31950
DISPERSION 3 5
DSI 4 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ027-142000-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 70 70 40
TEMP (24H TREND) 86 (0) 67 (-3) 87
RH % (24H TREND) 60 (-6) 96 (+4) 59
WIND 20FT/EARLY(MPH) E 12 NE 11 E 13
WIND 20FT/LATE(MPH) SE 10 NE 9 SE 14
MIXING HGT(FT-AGL/MSL)4480 4910
TRANSPORT WND (MPH) SW 1 SE 15
VENT RATE (KT-FT) 4480 63830
DISPERSION 5 5
DSI 4 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ001-142000-
SAINT THOMAS AND SAINT JOHN-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 80
TEMP (24H TREND) 85 (+1) 70 (-3) 85
RH % (24H TREND) 58 (-6) 94 (+1) 58
WIND 20FT/EARLY(MPH) E 6 E 9 SE 9
WIND 20FT/LATE(MPH) SE 5 E 8 SE 13
MIXING HGT(FT-AGL/MSL)2710 3380
TRANSPORT WND (MPH) SE 5 E 16
VENT RATE (KT-FT) 10840 47320
DISPERSION 4 5
DSI 6 5 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ002-142000-
ST CROIX-
330 AM AST TUE APR 14 2026
TODAY TONIGHT WED
CLOUD COVER CLOUDY CLOUDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 80 80
TEMP (24H TREND) 86 (+1) 71 (-2) 86
RH % (24H TREND) 60 (-6) 96 (+1) 61
WIND 20FT/EARLY(MPH) SE 8 E 6 SE 8
WIND 20FT/LATE(MPH) SE 6 E 6 SE 11
MIXING HGT(FT-AGL/MSL)3730 4790
TRANSPORT WND (MPH) S 3 E 9
VENT RATE (KT-FT) 11190 38320
DISPERSION 4 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
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